#include <cstdio>
#include <iostream>
#include <fstream>
using namespace std;


int main(int argc, const char* argv[])
{		
	ofstream score(argv[4]);	
	ifstream sol (argv[3]);
	long komisija;
	sol >> komisija;
	ifstream out (argv[1]);
	if (out.is_open() == false)
		 score << 0 << endl;
	else
	{
		long rez;
		out >> rez;
		if (rez!=komisija) score << 0 << endl;
		else score << 5 << endl;
	}
	
 	sol.close();
 	out.close();
 	score.close();
	return 0;
}